What do you call garbage with decayed fruits and vegetables?

The correct answer is Combustible.

Garbage with decayed fruits and vegetables is called combustible. Combustible materials are those that can be burned. When these materials are burned, they release heat and light. Decayed fruits and vegetables are combustible because they contain organic matter, which is a fuel. When organic matter is burned, it reacts with oxygen to produce carbon dioxide and water vapor. This reaction releases heat and light.